Ex 12-6: agricultural land subjected to heavy rainfall of 10 days duration which caused groundwater recharge of 3mm/day. This water was drained by perforated pipes 20cm diameter laid at 2m depth below soil surface. If the depth of impervious layer 8m .find the spacing of drains to maintain the permissible groundwater table 1.5 m below soil surface. The hydraulic conductivity 0.5 m/day. Use any available equations (Hooghoudt , Kirkham and Dagan)

Structural Analysis
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ISBN:9781337630931
Author:KASSIMALI, Aslam.
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Ex 12-6: agricultural land subjected to heavy rainfall of 10 days duration which caused
groundwater recharge of 3mm/day. This water was drained by perforated pipes 20cm
diameter laid at 2m depth below soil surface. If the depth of impervious layer 8m .find
the spacing of drains to maintain the permissible groundwater table 1.5 m below soil
surface. The hydraulic conductivity 0.5 m/day. Use any available equations (Hooghoudt
Kirkham and Dagan)
Transcribed Image Text:Ex 12-6: agricultural land subjected to heavy rainfall of 10 days duration which caused groundwater recharge of 3mm/day. This water was drained by perforated pipes 20cm diameter laid at 2m depth below soil surface. If the depth of impervious layer 8m .find the spacing of drains to maintain the permissible groundwater table 1.5 m below soil surface. The hydraulic conductivity 0.5 m/day. Use any available equations (Hooghoudt Kirkham and Dagan)
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